EN 10217 S355J2 Hluav taws xob Resistance Welded (ERW) yeeb nkab
Cov ntsiab lus tseem ceeb: Qib Qib
Nco tseg:EN 10217 S355J2 sawv cev rau aspecification ua ke qhov twg structural thiab siab qauv sib tshuam. EN 10217 (cov raj siab) siv los uaP- cov qib ua ntej (e.g., P235, P265, P355) . S355J2yog qib steel structural txhais nyob rau hauvTS EN 10025nrog guaranteed tej yam khoom ntawm -20 degree.
Rau cov ntawv thov siab xav tau S355J2 cov khoom, cov txheej txheem raug EN 10217 qib yogP355 NH(zoo-cov nplej zoo li qub).
Kho Qib Mapping
| Npaj S355J2 | Kho kom raug EN 10217 Qib | Standard Part | Lub ntsiab lus tseem ceeb |
|---|---|---|---|
| S355J2 (27J @ -20 degree) | P355 NH | TS EN 10217-3 Cov hlau zoo | Zoo-cov nplej zoo li qub nrog lav -20℃cuam tshuam cov khoom |
| Kev siv dav dav | P355NH TC1 | TS EN 10217-3 | Standard zoo, txaus rau feem ntau daim ntaub ntawv |
| Kev pabcuam tseem ceeb | P355NH TC2 | TS EN 10217-3 | Txhim kho qhov zoo nrog ultrasonic weld kuaj |
| Structure engineering | S355J2H | TS EN 10219 | Txias- tsim cov qauv hollow seem (tsis siab) |
Cov yam ntxwv tseem ceeb ntawm EN 10217 S355J2 (as P355NH) ERW Yeeb Nkab
| Feature | Kev piav qhia |
|---|---|
| Hom khoom | Fine-grain, tag nrho-tua carbon-manganese steel |
| Kev tsim khoom | High zaus Welded (HFW)los yogHluav taws xob Resistance Welded (ERW)- longitudinal weld seam tag nrho normalized |
| Yield zog | 355 MPa yam tsawg kawg nkaus(51,500 psi) |
| Tensile zog | 490-650 MPa(71,000-94,000 psi) |
| Elongation | 22% yam tsawg kawg nkaus(longitudinal) |
| Impact Properties | 27J yam tsawg kawg nkaus ntawm -20 degree(muab J2 lub npe) |
| Qhov Zoo Tshaj Plaws | Lub zog siab - rau - qhov hnyav piv, zoo heev qis - kub toughness, nplua - cov qauv nplej |
| Qhov kub thiab txias | -20℃rau +400 degreerau kev siv siab |
| Daim ntawv pov thawj | EN 10204 3.1 daim ntawv pov thawj tshuaj xyuastxheem |
Cov tshuaj muaj pes tsawg leeg (P355NH rau EN 10217-3)
| Element | Cov ntsiab lus (%) | Sau ntawv |
|---|---|---|
| Cov pa roj carbon (C) | 0.20 max | Tsawg carbon rau weldability |
| Silicon (Si) | 0.10-0.50 | |
| Manganese (Mn) | 0.90-1.65 | Muab lub zog |
| Phosphorus (P) | 0.025 max | Tswj nruj |
| Sulfur (S) | 0.020 max | Tseem ceeb heev rau qis-kub toughness |
| Aluminium (Al) | 0.02 min | grain refinement |
| Niobium (Nb) | 0.05 max | Micro{0}} alloying |
| Vanadium (V) | 0.10 max | Micro{0}} alloying |
| Titanium (Ti) | 0.04 max | Micro{0}} alloying |
Nco tseg:EN 10217 muajstricter sulfur tswj(S Tsawg dua lossis sib npaug li 0.020%) piv rau cov qauv S355J2 (S Tsawg dua lossis sib npaug li 0.045%), ua kom ntseeg tau zoo dua qis- kub toughness thiab weld kev ncaj ncees .
Mechanical Properties Sib piv
| Qib | Yield zog (MPa) min | Tensile zog (MPa) | Elongation% | Impact Zog (J) / Temp |
|---|---|---|---|---|
| S235J2 | 235 | 360-510 | 24 | 27 ° -20 ° C |
| S275J2 | 275 | 430-580 | 22 | 27 ° -20 ° C |
| S355J2 | 355 | 490-630 | 22 | 27 ° -20 ° C |
| P355 NH | 355 | 490-650 | 22 | 27 ° -20 ° C(transverse) |
TS EN 10217 Cov khoom siv rau S355J2 / P355
| Ib feem | Title | Cov Qib uas siv tau | Daim ntawv thov tseem ceeb |
|---|---|---|---|
| Ntu 3 | Welded tubes ntawm fine grain steels | P355NH, P355NL1, P355NL2 | Cov ntawv thov siab xav tau qis-kub toughness (-20℃txog -50 degree) |
| Ntu 4 | Tsis yog- cov kav hlau uas muaj qhov ntsuas kub tsawg | P215NL, P265NL | Tsawg zog qis -kev pabcuam kub |
| Ntu 2 | Tubes nrog qhov ntsuas kub siab | P355GH | Siab -kev pabcuam kub (siab tshaj 400 degree) |
Qeb xeem: TC1 vs. TC2
| Qeb | Kev piav qhia | Daim ntawv thov |
|---|---|---|
| TC 1 | Txheem zoo, tsis tas yuav tsum tau kuaj ultrasonic ntawm weld seam | Kev siv siab dav dav, txaus rau feem ntau siv |
| TC 2 | Txhim kho qhov zoo, nrog yuav tsum tau kuaj ultrasonic ntawm weld seam | Cov kev pabcuam tseem ceeb, qis -kev siv kub, kev xav tau siab dua |
Ntau-Cov Piv Txwv Daim Ntawv Pov Thawj (Tata Steel Inflow™ Plus 355)
Cov chaw tsim khoom loj muabmulti- ntawv pov thawjtubes txaus siab ntau tus qauv:
| Txuj | Qib |
|---|---|
| Thawj Standard | EN 10217-3 Qib P355NH |
| Structure Engineering | EN 10219 Qib S355J2H (rau qhov ntau thiab tsawg dua lossis sib npaug ntawm 219.1mm OD) |
| German Standards | DIN1626 St52.0N/G, DIN1628 St52.4, DIN17178 WST E 355 |
| Seamless sib npaug | DIN1629 St52.0N, DIN1630 St52.4, DIN17179 WST E355 |
Qhov Loj Muaj & Kev Xa Khoom
| Parameter | Kub-Tiav lawm | Weld Line Annealed (WLA) |
|---|---|---|
| Sab nraud txoj kab uas hla | 17.2 hli rau 193.7 hli | 219.1mm txog 508mm |
| Phab ntsa Thickness | 1.8mm txog 16mm | Txog li 25 mm |
| Kev Xa Khoom | Normalized thoob plaws | Weld seam normalized |
| Weld Bead | Tshem tawm tag nrho (OD & ID) | Tshem tawm tag nrho |
Kev Ntsuas & Kev Ntsuam Xyuas Cov Cai
| Hom kev xeem | Lub hom phiaj | Kev xav tau |
|---|---|---|
| Tshuaj ntsuam xyuas | Txheeb xyuas qhov muaj pes tsawg leeg ntawm EN 10217 txwv | Rau cam khwb cia / tshav kub |
| Tensile Test | Paub meej tias yield thiab tensile zog | Rau batch |
| Flattening Test | Txheeb xyuas qhov ductility ntawm weld seam | Yuav tsum tau |
| Khoov Test | Tshawb xyuas weld kev ncaj ncees thiab formability | Yuav tsum tau |
| Impact Test | Charpy V-notch ntawm -20 degree(J2 xav tau) | 27j yam |
| Hydrostatic Test | Cov ntaub ntawv pov thawj ntawm leak-tightness | Ntau dua lossis sib npaug rau 1.5 × tsim siab, Ntau dua lossis sib npaug rau 10-15 vib nas this tuav |
| NDT of Weld Seam | Eddy tam sim no (EN ISO 10893-2) lossis ultrasonic (EN ISO 10893-10) | 100% kev xeem(Yuav tsum tau rau TC2) |
| Kev kuaj Ultrasonic | Weld + 10mm puag hlau ntawm ob sab | rhiab heev Φ3.2mm FBH (tseem) |
Cov ntawv thov siv
| Kev lag luam | Daim ntawv thov |
|---|---|
| Cov cuab yeej siv siab | Boilers, heat exchangers, siab hlab ntsha uas yuav tsum tau qis -kub toughness |
| Roj & Roj | Nruab nrab - cov kav dej siab, cov kav dej ua haujlwm, cov kav dej ntawm ntug dej |
| Petrochemical | Industrial conveyance, txheej txheem khoom siv rau cov huab cua txias |
| Lub zog tiam | Cov kev pabcuam hauv chav dej, cov kab kub siab nrog qis - kub pib |
| HVAC | Tshwj xeeb muaj cua sov thiab cua txias tshuab |
| Tiv thaiv hluav taws | Hluav taws kub sprinkler systems nyob rau hauv unheated vaj tse |
| Kev tsim qauv | Siab -lub zog siab- muaj cov ntsiab lus hauv qhov chaw txias |
Kev ntsuas kub thiab kev ua raws li PED
| Yam | Kev xav tau |
|---|---|
| Standard Temperature Range | -20℃rau +400 degree |
| Kev xaiv kub qis | Muaj peev xwm txo qis qhov kub thiab txias thaum thov nrog cov ntaub ntawv thov tag nrho |
| PED Kev Ua Raws Cai | Ua tiav raws li Cov Khoom Siv Siab Tshaj Tawm 2014/68/EU |
| PED Pawg | Haum rau cov khoom siv hauv qeb I, II, III, lossis IV |
| AD2000 Kev Ua Raws Cai | Aligned nrog AD2000 Merkblatt W4 |
Kev ntsuas siab (Reference Values)
Kev ntsuas siab rau P355NH (S355J2-sib npaug) cov ntaub ntawv (raws li Tata Steel Inflow™ Plus 355 cov ntaub ntawv):
| OD (mm) | Thickness (hli) | Lub npe | Pom zoo ua haujlwm siab siab (bar) |
|---|---|---|---|
| 60.3 | 3.91 | STD | 219 |
| 5.54 | XS | 307 | |
| 114.3 | 6.02 | STD | 179 |
| 8.56 | XS | 256 | |
| 219.1 | 8.18 | STD | 128 |
| 12.7 | XS | 198 | |
| 323.9 | 9.53 | STD | 101 |
| 12.7 | XS | 134 |
Nco tseg:Kev ntsuas siab ntsuas raws li ASME B31.3 thiab European cov lus qhia rau cov kav dej ncaj nrog tag nrho kev nkag mus rau welded pob qij txha. Kev tsim qauv tiag tiag yuav tsum xav txog kev tiv thaiv corrosion, khoov, fittings, thiab cov lej siv tau.
Surface Finish & Protection Options
| Txheej hom | Daim ntawv thov |
|---|---|
| Tus kheej -xim( liab qab) | Standard zeb tiav, siv sab hauv tsev |
| Varnish txheej | Luv - tiv thaiv corrosion |
| Primer - pleev xim rau | Basic kev tiv thaiv corrosion |
| 3 LPE / FBE | Cov kav dej faus, hnyav ib puag ncig |
| Epoxy txheej | Txhim khu kev tiv thaiv corrosion |
| Galvanized | Sab nraum zoov raug siv |
Daim ntawv pov thawj
| Hom ntawv pov thawj | Kev piav qhia | Kev siv yam |
|---|---|---|
| EN 10204 3.1 | Chaw tsim tshuaj paus lub chaw soj ntsuam ywj pheej tau lees paub los ntawm cov khoom siv tiag tiag | Txheem rau kev siv siab |
| EN 10204 3.2 | Thib peb - tog neeg ua pov thawj | Cov ntawv thov tseem ceeb, tshwj xeeb qhov yuav tsum tau ua |
Mill Test Certificate yuav tsum muaj xws li:Cov tshuaj muaj pes tsawg leeg, cov khoom siv kho tshuab, NDT cov txiaj ntsig, cov txiaj ntsig kuaj hydrostatic, cov ntsiab lus kho cua sov.
International Equivalents (kwv yees)
| Txuj | Qib sib npaug | Sau ntawv |
|---|---|---|
| ASTM A106 1 | Gr.B/C | Lub zog qis (240/275 MPa vs . 355 MPa) |
| ASTM A333 Cov khoom lag luam | Gr.6 (tsis tshua muaj kub) | Lub zog qis (240 MPa) |
| API 5L | X52 | Tawm tawm 360 MPa - siab dua me ntsis |
| TS EN ISO 3183 | L360 | Zoo ib yam li X52 |
| TIAB SA 1629 | qib 52.0n | Keeb kwm German sib npaug |
| TIAB SA 17178 | TIAB SA 355 | Keeb kwm German sib npaug |
| GB/T 3091 | Q355 | Suav sib npaug |
Cov Lus Cim Xaiv Tseem Ceeb
1. Kho Qib Kawm
Rau cov ntawv thov siab xav tau S355J2 cov khoom, qhia meejP355 NH(EN 10217-3)
S355J2Hyog raustructural hollow seem(EN 10219), tsis yog lub hom phiaj siab
Cov chaw tsim khoom loj muabmulti- ntawv pov thawjcov raj ua tau raws li ob qho kev cai
2. Kev ntsuas kub
Standard ntau yam:-20℃rau +400 degreerau kev siv siab
Rau qhov kub hauv qab -20 degree, qhia meejP355NL1(-40 degree) los yogP355 NL 2(-50 degree)
Rau qhov kub siab tshaj 400 degree, xav txogP355GH(EN 10217-2)
3. Kev xaiv qib zoo
TC1:Standard zoo, txaus rau feem ntau daim ntaub ntawv
TC 2: Txhim kho qhov zoo nrog ultrasonic weld kuaj- pom zoo rau qis -kev pabcuam kub thiab cov ntawv thov tseem ceeb
4. Qhov zoo tshaj cov qib qis
Siab zogtso caiphab ntsa nyiasrau tib lub siab ntsuas
Qhov hnyav txuagtxo kev txhawb nqa kev cai
Zoo- cov qauv nplejmuab zoo dua qis -kub toughness
Tus nqi - lwm txoj kev zoorau seamless raj
5. Thaum xaiv S355J2/P355NH
Daim ntawv thov yuav tsum tauguaranteed toughness ntawm -20 degree
Cov cuab yeej siv siab hauv cov huab cua txias
Industrial conveyance qhov twg muaj zog dua txo cov phab ntsa thickness
Cov phiaj xwm xav tau ntau- cov ntaub ntawv pov thawj rau kev yoog raws
Thaum kawg Takeaway: EN 10217 S355J2 ERW Yeeb Nkab(technicallyP355 NHRaws li EN 10217-3) asiab -lub zog, zoo-grain steel welded rajtsim los rau kev siv siab xav tauguaranteed qis-kub toughness ntawm -20 degree. Nrog yam tsawg kawg nkaus tawm lub zog ntawm355 MPa rauthiab cuam tshuam cov khoom ntawm27J ntawm -20 degree(J2 lub npe), nws muaj qhov sib npaug zoo ntawm lub zog, toughness, thiab weldability rau kev thov hauv cov roj & roj, petrochemical, tsim hluav taws xob, thiab kev lag luam siab. Rau kev pabcuam tseem ceeb, qhia meejTS EN 10217-3 P355NHnrogTC2 test qebthiabEN 10204 3.1 ntawv pov thawj. Cov chaw tsim khoom loj muabmulti- ntawv pov thawjcov raj uas tseem ua tau raws li EN 10219 S355J2H cov qauv kev cai, muab kev yooj yim rau cov haujlwm uas yuav tsum tau muaj ntawv pov thawj siab thiab cov qauv tsim.
